import java.util.Scanner;
public class GuessNumber {
    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        String again;
        //1.生成答案数字
        do {

            int answer = (int) (Math.random() * 100 + 1);
            int chances = 7;
            //2.接受猜数字
            while (chances > 0) {
                System.out.println("请猜一个1-100之间的整数(含1和100)" + "你还有" + chances + "次机会,输入-1可结束本轮游戏:");
                int guess;
                try {
                    guess = scan.nextInt();
                }catch (Exception e){
                    System.out.println("请输入合法数字！");
                    scan.next();
                    continue;
                }
                //3.比较大小
                if (guess == -1) {
                    break;
                }else  if((guess > answer)){
                    System.out.println("大了！");
                } else if (guess < answer) {
                    System.out.println("小了!");
                } else {
                    System.out.println("恭喜你！ 猜对了！ ");
                    break;
                }
                chances = chances - 1;
            }
            if (chances <= 0) {
                System.out.println("你没有机会啦！");
            }
            //4.没接受一个数字都比较一次大小
            System.out.println("在玩一次吗？ （y/n）");
            again = scan.next();
        }while  (again.equalsIgnoreCase("y"));

    }
}